CH75661A
(en )
1917-09-01
Method and device for the production of folded paper tubes
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH77384A
(en )
1918-04-16
Method and device for making used envelopes reusable
CH80085A
(en )
1919-06-02
Method and device for the production of cardboard boxes
CH73108A
(en )
1917-01-16
Method and device for the production of cardboard boxes
CH79496A
(en )
1918-12-02
Method and device for the production of hollow bodies from paper stock
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH78801A
(en )
1919-02-01
Process for the production of multilayer paper sacks
CH77907A
(en )
1918-10-16
Method and device for folding paper strips intended for spinning
CH47270A
(en )
1910-06-16
Method and device for the production of grease-proof paper tubes
CH76222A
(en )
1917-11-16
Method and device for bending tubes
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH79181A
(en )
1918-10-16
Cardboard box and method of making the same
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
AT65924B
(en )
1914-07-25
Method and device for the production of sheet glass.
CH69348A
(en )
1915-06-16
Method and device for the production of articles from paper pulp
CH76823A
(en )
1918-02-01
Method and device for the production of shoe protectors
CH74442A
(en )
1917-06-16
Method and device for homogenizing
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH76770A
(en )
1918-07-01
Method and device for generating heat
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH74127A
(en )
1917-01-16
Method and device for evaporating liquids
CH76255A
(en )
1917-11-16
Device for parallel and series connection of resistors
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.